🔧 Impala - Engine Mount Replacement

On your Impala, there are multiple “engine mounts” (supports that hold the engine/transaxle and control vibration). The exact removal steps and bolt torque specs change depending on which mount you’re replacing (right/passenger, left/driver-transmission, or lower torque strut).

Difficulty Level: Advanced | Estimated Time: 1.5-4.0 hours (varies by mount)

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⚠️ Safety & Precautions

• ⚠️ Never get under the car supported only by a jack—use jack stands.
• ⚠️ The engine must be supported before mount bolts are removed (with an engine support bar or floor jack + wood block on the oil pan).
• ⚠️ Keep hands clear when lifting/supporting the engine; it can shift suddenly.
• ⚠️ Let the exhaust cool fully; mount areas can be near hot components.
• ⚠️ Battery disconnect is usually not required for mounts, but disconnect it if you’ll be near the starter/primary cables.

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🔧 Required Tools

You'll need the following tools for this repair:

• Floor jack (rated 3-ton minimum)
• Jack stands (rated 3-ton minimum)
• Wheel chocks
• Safety glasses
• Mechanic gloves
• Engine support bar (specialty)
• Wood block (2x6)
• Metric socket set (8mm-21mm)
• 1/2" drive breaker bar
• 1/2" drive torque wrench (20-200 Nm range)
• 3/8" drive ratchet
• 3/8" drive torque wrench (5-60 Nm range)
• Metric wrench set (10mm-18mm)
• Pry bar
• Trim clip remover
• Flathead screwdriver
• Flashlight

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🔩 Required Parts

HowToo sells all the parts you need for this repair:

• Right (passenger-side) upper engine mount - Qty: 1
• Left (driver-side) transaxle mount - Qty: 1
• Lower torque strut mount (dogbone) - Qty: 1
• Engine mount bolts (single-use, if required) - Qty: 1 set

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📋 Before You Begin

• Park on level ground, set the parking brake, and chock the rear wheels.
• Plan how you will support the engine: engine support bar (spans the strut towers) is safest; a floor jack + wood block can work if used carefully.
• If you’ll remove any underbody shields, raise the front and support it on jack stands.
• Quick questions so I can give you the exact OEM steps and torque specs:
  • Which mount are you replacing: right (passenger upper), left (driver/transmission), or lower torque strut?
  • Do you have an engine support bar, or only a floor jack?

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🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Confirm mount location (needed for correct torque specs)

• Reply with the mount location (right/left/lower) and your support method (support bar or floor jack).
• Once I have that, I’ll give you the exact removal order, any brackets that must come off, and the correct Torque to XX Nm (YY ft-lbs) values for each fastener on your Impala.

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✅ After Repair

• Verify the engine sits level and nothing is pinched (hoses, wiring, air intake ducting).
• Start the engine and check for excessive movement or clunks when shifting from Park to Reverse/Drive (foot on brake).
• Test drive and recheck for new vibrations or contact noises.

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💰 DIY vs Shop Cost

Shop Cost: $450-$1,200 (parts + labor, depends on mount)

DIY Cost: $80-$350 (parts only, depends on mount)

You Save: $250-$900 by doing it yourself!

Shop labor rates vary but typically run $100-$150/hour. This repair takes a shop approximately 1.5-4.0 hours.

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🎯 Ready to get started?

HowToo makes it easy: same-day/2-day shipping on every part, plus all the tools and specialty tools you need! Check out the parts and tools sections below to add everything to your cart.